Automotive Alternator Market, By Powertrain Type [ICE, Hybrid], By Type [Salient Pole, Cylindrical Rotor], By Design [Brushed Alternators, Brushless Alternators, Permanent Magnet Alternator], By Vehicle Type [Passenger Vehicles, Commercial Vehicles], By R

Automotive Alternator Market, By Powertrain Type [ICE, Hybrid], By Type [Salient Pole, Cylindrical Rotor], By Design [Brushed Alternators, Brushless Alternators, Permanent Magnet Alternator], By Vehicle Type [Passenger Vehicles, Commercial Vehicles], By Region, Opportunities and Forecast, 2017-2031F

Global automotive alternator market is projected to witness a CAGR of 5.98% during the forecast period 2024-2031, growing from USD 20.32 billion in 2023 to USD 32.34 billion in 2031. Automotive alternators play a significant role in keeping vehicles running smoothly. The major purpose of batteries is to start the engine and control every electrical activity including powering headlights, and wipers and recharging the battery by using mechanical energy from the engine, while the engine is running. With the increase in global demand for both passenger and commercial vehicles, the global automotive alternator market is projected to witness a significant growth rate.

As consumer preferences are shifting towards more fuel-efficient cars, hybrid vehicles are upcoming as the most preferred alternative to traditional ICE cars. Hybrid vehicles rely heavily on alternators to manage their all-complex power systems, alternators act as an additional catalyst in hybrid vehicles. Furthermore, the development of various green initiatives by governments has spurred manufacturers to use hybrid powertrain systems to reduce carbon emissions from vehicles, hence increasing product demand. Additionally, the widespread use of automotive alternators in various off-road and emergency vehicles to transport massive amounts of snowplow by causing friction on the electrical systems is driving market expansion. Furthermore, the growing preference for high-power automotive alternators over traditional product types, owing to longer battery life and improved electrical delivery, is adding to market expansion. Other reasons, such as rising consumer discretionary incomes, growing demand for lightweight vehicles, and strategic collaborations among original equipment manufacturers (OEMs) to improve product efficacy, are driving market expansion.

For instance, in December 2022, American Power Systems, Inc. introduced four high-output alternator power upgrades for the Toyota Land Cruiser 300, featuring 255- and 360-amp HPI alternators for both diesel and 3.5L gas engines.

Increase in Demand for Hybrid and Micro-hybrid Vehicles to Fuel the Market Growth

The increasing demand for hybrid and micro-hybrid vehicles has been a significant driver for the growth of the automotive alternator market. These vehicles are equipped with integrated starter-alternator (ISA) systems, which serve various functions such as regenerative braking, Stop/Start systems, and supporting the main engine during start-up or acceleration. The latest i-StARS integrated alternator-starters are digitally controlled and can power other devices such as electric power steering and air conditioning. As the automotive industry moves towards electric drive systems, the role of alternators in hybrid vehicles becomes crucial for improving fuel efficiency, durability, and reliability. The evolving landscape may see these systems being replaced or upgraded to meet the changing needs of the market.

For instance, the Toyota Prius, a hybrid vehicle, uses an integrated starter-alternator system for energy recovery, engine start-up, and power boost, enhancing fuel efficiency and durability. This innovative design sets a benchmark for optimizing operational efficiency and environmental impact.

Integration of Smart Alternators in Modern Vehicles is Expected to Propel Market Growth

The automotive alternator market is expected to experience substantial expansion due to the emergence of smart alternators, particularly as automakers attempt to comply with more strict emissions laws such as Euro 5 & 6. When the driver steps off the accelerator, these smart alternators also referred to as variable voltage or ECU-controlled charging systems, swiftly raise the voltage to about 17V DC, which will quickly charge the battery. These converters work at lower voltages compared to traditional alternators, presenting challenges such as regenerative braking in Formula 1 cars. The lower voltages in self-converters hinder the use of voltage-sensing split charge relays, typically activated at 13.8V, impacting the efficiency and functionality of the system. The use of smart alternators highlights the demand for creative fixes and parts that can work with these modern charging solutions, propelling the automotive alternator market forward.

In November 2023, Robert Bosch expanded its range of starters and alternators to cover various vehicle applications, including passenger cars and commercial vehicles. The all-makes program will replace defective OE starters and alternators from various manufacturers. With over 100 years of experience, Bosch's extensive product and process know-how is incorporated into the selection of the program, ensuring coverage for various manufacturers and increasing product availability.

Technology Advancements in Alternator is Expected to Drive Market Growth

The market for automotive alternators is expected to increase significantly due to advancements in alternator technology. Higher output alternators are required in modern cars, particularly in luxury and larger models, to sustain the growing electrical power requirements of complex in-car electronics. In response, manufacturers have created more efficient alternators with more output. Lightweight, air-cooled alternators with more than 150A are used generally. However, tiny alternators with more than 200A are becoming the standard, particularly in new or luxury car models. Manufacturers have also enhanced alternator endurance by improving parts such as brushes and diodes to manage the growing technology and electrical loads. ‘Smart Charging,’ which allows the engine ECU and alternator regulator to interact for precise management of output production and distribution, is the latest focus. This improves the engine’s performance and stability while also increasing reliability.

For instance, in July 2023, Denso introduced a new 38PE starter series for PowerEdge brand, offering competitive pricing for commercial vehicles and service fleets. The 38PE starter is available in six-part numbers and covers small and midsize fleets, covering over 90% of Class 8 trucks.

Different Kinds of Alternators for High-Performance Vehicles

The steady advancement of alternator technology is expected to propel the market growth. To fulfill the growing electrical needs of complex and powerful vehicles, especially heavy-duty and high-performance cars, high-output alternators have been developed. These sturdy devices support the ever-growing number of technological functions seen in contemporary cars. Alternators are playing an increasingly key role as the automobile industry moves toward electrification. Hybrid and electric vehicles are challenging traditional alternator designs, some of which choose to use integrated starter-generator units. These developments introduce a new era in automotive power generation as the sector investigates several approaches to assure the changing requirements of electric and hybrid drivetrains. The dynamic nature of the always-changing automotive sector is reflected in the evolution of automobile alternators.

For instance, in January 2021, JIT Truck Parts introduced 12-volt starters and alternators under the Match Made label, expanding OEM replacement options for heavy-duty commercial vehicles and applications.

Asia-Pacific Dominates Global Automotive Alternator Market

Asia-Pacific is positioned to take a sizable share of the global automotive alternator market due to rapidly increasing sales of cars, especially in China, South Korea, and India. The market for alternators is being further propelled by the growing demand for hybrid automobiles, particularly in China and India. Furthermore, the assimilation of technological developments into alternators is anticipated to propel market expansion in the Asia-Pacific region. The adoption of new alternator technologies will be critical as carmakers in the region work to fulfill more demanding fuel-efficient car requirements and emissions regulations. The automotive alternator market in Asia-Pacific is expected to develop significantly overall due to a combination of rising vehicle sales and evolving technologies.

For instance, in November 2023, as per data from the China Association of Automobile Manufacturers, Hybrid vehicles in China are gaining popularity, accounting for half of the EV market and 12% of total passenger vehicle sales. Li Auto, a leading seller, is experiencing strong demand for its large SUV models. The company’s success in meeting consumer preferences for hybrid vehicles underscores the growing appeal and market acceptance of its offerings in China.

Future Market Scenario (2024–2031F)

• Smart alternators, advanced hybrid vehicles, and compact design of alternators are expected to act as driving factors for the market growth during the forecast period.

• Technological advancements, increase of electronics in vehicles, and industry partnerships are to be the highlight of the global market.

• Advancements in modern vehicles along with high load alternator improvements are expected to drive the market growth.

Key Players Landscape and Outlook

Key participants in the global automotive alternator market are focusing on supply chains, advanced technology, and smart heavy-load alternators. Companies are competing to provide the latest technology with best-in-class load management and performance. Key players are collaborating, partnering, and acquiring companies for enhanced technology to upscale their vehicle performance.

For instance, in September 2023, Hyundai Mobis and Litens Automotive partnered to enhance alternator decouplers and auto parts, leveraging the expertise and technology of both companies to enhance the design and performance of alternators which play a crucial role in improving the efficiency and durability of automotive systems.